U008F
Vehicle Communication Bus G (-) Low
U008F is an OBD-II diagnostic trouble code meaning: Vehicle Communication Bus G (-) Low. Common causes: open or short circuit in the communication bus circuit, poor contact in connectors. Estimated repair cost: $6–56.
Symptoms
- Check Engine light comes on
- Incorrect operation of the vehicle's electronic systems
- Lost connection with some modules
- Possible problems starting the engine
- Reduced engine performance
Causes
- Open or short circuit in the communication bus circuit
- Poor contact in connectors
- Fault in one of the modules connected to the bus
- Wiring harness damage
- Problems with module power supply
How to Fix
- Check the integrity of the communication bus wiring
- Inspect and clean all connectors
- Check power supply of modules
- Scan all modules for errors
- Replace damaged components if necessary
Related codes
Error U008F by Vehicle Brand
FAQ
What does the U008F code mean?
U008F is an OBD-II diagnostic trouble code that indicates: Vehicle Communication Bus G (-) Low
What causes a U008F error code?
The most common causes of U008F include: Open or short circuit in the communication bus circuit; Poor contact in connectors; Fault in one of the modules connected to the bus; Wiring harness damage.
How do I fix a U008F diagnostic trouble code?
To fix U008F: Check the integrity of the communication bus wiring. Inspect and clean all connectors. Check power supply of modules. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U008F?
Limited driving only, diagnose soon
How much does it cost to fix U008F?
The estimated repair cost for U008F is $6–56. Actual cost depends on your vehicle, location, and labor rates.
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